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-------- Original Message --------493 NOUS41 KWBC 201847
PNSWSH
SERVICE CHANGE NOTICE 09-08
NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC
145 PM EST DAY FEB 20 2009
TO:SUBSCRIBERS:
-FAMILY OF SERVICES
-NOAA WEATHER WIRE SERVICE
-EMERGENCY MANAGERS WEATHER INFORMATION NETWORK
OTHER NWS PARTNERS...USERS AND EMPLOYEES
FROM:THERESE Z. PIERCE CHIEF...MARINE AND COASTAL SERVICES BRANCHSUBJECT:FORMAT CHANGE TO THE MONTHLY TROPICAL WEATHER SUMMARY PRODUCT: EFFECTIVE MAY 15 2009 EFFECTIVE MAY 15 2009 THE TROPICAL WEATHER SUMMARY /TWS/ PRODUCT...PROVIDING A SUMMARY OF THE TROPICAL CYCLONES FOR THE PRECEDING MONTH IN THE HURRICANE SEASON...WILL CHANGE FROM A NARRATIVE TO A MAINLY TABULAR FORMAT.
THE COMMUNICATIONS IDENTIFIERS FOR THE AFFECTED PRODUCTS: HURRICANE BASINAWIPS IDWMO HEADING ATLANTICABNT30 KNHCTWSAT EASTERN PACIFICAPBZ30 KNHCTWSEP CENTRAL PACIFICACPN60 PHFOTWSCPTHE TWS HAS TRADITIONALLY CONTAINED A NARRATIVE SUMMARY OF THE LIFE CYCLE OF EACH TROPICAL CYLONE OCCURRING DURING THE PRECEDING MONTH FOR USERS WITH HISTORICAL OR CLIMATOLOGICAL DATA NEEDS. HOWEVER BECAUSE POST-STORM ANALYSIS IS RARELY COMPLETE BY THE END OF THE MONTH...TWS PRODUCTS CAN USUALLY ONLY PROVIDE WEATHER INFORMATION ALREADY CONTAINED IN REAL-TIME OPERATIONAL PRODUCTS. ACCURATE INFORMATION ON IMPACTS IS ALSO GENERALLY UNAVAILABLE AT THE NORMAL TWS ISSUANCE TIMES. BEGINNING IN 2009 THE TWS WILL CONTAIN A TABLE OF BASIC METEOROLOGICAL STATISTICS...SUCH AS THE DATES OF OCCURRENCE AND ESTIMATED PEAK INTENSITY...FOR ALL OF THE SEASON/S TROPICAL CYCLONES TO DATE. NARRATIVE SUMMARIES FOR INDIVIDUAL CYCLONES WILL NO LONGER BE INCLUDED...ALTHOUGH BRIEF DESCRIPTIONS FOR RECORDS OF INTEREST MAY BE PROVIDED.
AN EXAMPLE OF THE TWS PRODUCT FOR 2009 IS PROVIDED ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.NHC.NOAA.GOV/TWS_EXAMPLE.SHTMLUSERS REQUIRING COMPREHENSIVE INFORMATION ON EACH TROPICAL CYCLONE...INCLUDING SYNOPTIC HISTORY...METEOROLOGICAL STATISTICS...CASUALTIES AND DAMAGES...AND THE POST-ANALYSIS BEST TRACK /SIX-HOURLY POSITIONS AND INTENSITIES/...ARE ENCOURAGED TO CONSULT THE END OF SEASON TROPICAL CYCLONE REPORTS:
THE TROPICAL CYCLONE REPORTS FOR 2008 IN THE ATLANTIC BASIN ARE PROVIDED ONLINE AT /USE LOWERCASE/:
HTTP://WWW.NHC.NOAA.GOV/2008ATLAN.SHTMLTHE TROPICAL CYCLONE REPORTS FOR 2008 IN THE CENTRAL PACIFIC HURRICANE BASIN ARE PROVIDED ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/CPHC/SUMMARIESTHE NHC IS RESPONSIBLE FOR ALL METEOROLOGICAL DECISIONS CONCERNING FORECASTING OF TROPICAL AND SUBTROPICAL SYSTEMS FOR THE ATLANTIC OCEAN AND THE EASTERN PACIFIC OCEAN...NORTH OF THE EQUATOR AND EAST OF 140 DEGREES WEST LONGITUDE.
THE CPHC IS RESPONSIBLE FOR ALL METEOROLOGICAL DECISIONS CONCERNING FORECASTING OF TROPICAL SYSTEMS FOR THE PACIFIC OCEAN NORTH OF THE EQUATOR FROM 140 DEGREES WEST TO 180 DEGREES WEST LONGITUDE.
IF YOU HAVE QUESTIONS...PLEASE CONTACT: JAMES FRANKLIN NATIONAL WEATHER SERVICE NATIONAL HURRICANE CENTER 11691 S.W. 17TH STREET MIAMI FLORIDA 33165 PHONE: 305-229-4475 RAYMOND TANABE NATIONAL WEATHER SERVICE CENTRAL PACIFIC HURRICANE CENTER 2525 CORREA ROAD SUITE 250 HONOLULU, HAWAII 96822PHONE: 808-973-5275
NATIONAL SERVICE CHANGE NOTICES ARE ONLINE AT /USE LOWER CASE/:
HTTP://WWW.WEATHER.GOV/OS/NOTIF/HTM
$$
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